[Mob] BLU LB Raubahn out of combat self buff adjustment

[ThrisStraizo]

I affirm:

• I understand that if I do not agree to the following points by completing the checkboxes my PR will be ignored.
• I understand I should leave resolving conversations to the LandSandBoat team so that reviewers won't miss what was said.
• I have read and understood the Contributing Guide and the Code of Conduct.
• I have tested my code and the things my code has changed since the last commit in the PR and will test after any later commits.

What does this pull request do?

This PR reduces the roam time so Raubahn's self buffing averages out to be about the same as retail.

Steps to test these changes

Enter the Beast Within and watch Raubahn buff himself multiple times.